Stock Price Movement Prediction Using Sentiment Analysis and CandleStick Chart Representation.

The accuracy metric is formulated as follows: (11) A c c u r a c y = n u m b e r o f c o r r e c t p r e d i c t i o n s t o t a l n u m b e r o f p r e d i c t i o n s = T P + T N T P + F P + T N + F N where T P is True Positive, representing that the increased future trend of the stock has been identified as an increasing trend; F P is False Positive, representing that the decreased future trend of the stock has been identified as an increasing trend; T N is True Negative, representing that the decreased future trend of stock has been identified as a decreasing trend; and F N is False Negative, representing that the increased future trend of stock has been identified as a decreasing trend.

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